Helminthosporium densum Sacc. & Roum. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in (1881). Revue mycol., Toulouse 3(no. 9): 29. Classification kingdom Fungi phylum Ascomycota genus Imimyces species Imimyces densus Name Homonyms Helminthosporium densum Sacc. & Roum.